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To understand why a seamless pipe https://reni-odessa.od.ua/ru/nerzhavejushhaja-truba-besshovnaja.html is needed, you need to understand what it is. This is a metal part with a cavity inside. It has its own stiffening ribs, of which there are several. The most common is the model with four sides. Regardless of the model, this pipe has the same functions and properties. The main attention should be paid to the weight, the size of the side, the wall thickness and the alloy grade.